Amalgamation of 2no dwellinghouses into a single family dwellinghouse; erection of rear extensions at third floor level, on top of the existing back additions; demolition of existing single storey rear extensions and erection of a replacement single storey rear extension including the formation of an enlarged roof terrace above the roof of ground floor rear back addition; excavation of the front garden to form lightwells in connection with the enlargement of the existing basements; replacement of existing dormer windows with new dormer windows comprising of windows and French doors with Juliet balconies in the rear roofslope; installation of 2no rooflights in the front roofslope to no. 6 Dewhurst Road; replacement of existing windows with new windows and replacement of the existing single door with double doors at first floor level to the rear elevation; removal of rear fencing and front wall between no. 6 and 8 Dewhurst Road and installation of replacement refuse and cycle stores; erection of new front boundary wall with railings on top and a pedestrian access gate to no. 8 Dewhurst Road; associated landscaping in the front and rear gardens.

Erection of a rear roof extension, involving an increase in the ridge height by 300mm; erection of a rear extension at second floor level, over part of the proposed replacement two storey rear extension; erection of a replacement two storey rear extension following the demolition of existing at ground and first floor level; erection of a single storey rear extension at ground floor level, to the side of proposed replacement two storey rear extension; replacement of existing roof tiles with natural slate to the front roofslope; replacement of existing windows with new hardwood timber sliding sash windows, to the front elevation at ground and first floor level; repositioning and alterations of existing window openings to facilitate new replacement windows, to the rear and side elevations at first floor level; installation of new charred timber fencing to replace existing side boundary wall, demolition of the existing garden shed; re-paving of the front garden and erection of a new bike/garden shed in the rear garden; landscaping of the rear garden to include installation of low level raised planters.

Demolition of the existing Rosalind Franklin Building (excluding boiler house arch and chimney) and erection of a new two storey Centre for Design and Innovation (CDI) adjacent to the retained boundary wall and new fencing to the rear of properties on Rowan Road; excavation to extend the CDI to the west; erection of a glazed link between the CDI and the Mercers Building to the south; refurbishment of the Mercers Building including removal of the fire escape stair and introduction of new overhead door; demolition of the existing Forum Building (excluding screen to science courtyard) and erection of a new three storey Staff Hub and link with the Main Building; enclosure of spaces between the Main Building and the Staff Hub and CDI buildings by erection of covered links; installation of solar photovoltaic panels and replacement of existing plant screen to the roof of the Celia Johnson building; landscaping of the car park including changes to the entrance gates and the erection of a new single storey maintenance building in the southeast corner of the car park; reconfiguration of some spaces in the Main Building over lower ground, upper ground and first floor for administration spaces, meeting spaces, pastoral spaces and toilet and locker space; landscaping works to the science courtyard and other associated works.

Demolition of the existing Rosalind Franklin Building (excluding boiler house arch and chimney) and erection of a new two storey Centre for Design and Innovation (CDI) adjacent to the retained boundary wall and new fencing to the rear of properties on Rowan Road; excavation to extend the CDI to the west; erection of a glazed link between the CDI and the Mercers Building to the south; refurbishment of the Mercers Building including removal of the fire escape stair and introduction of new overhead door; demolition of the existing Forum Building (excluding screen to science courtyard) and erection of a new three storey Staff Hub and link with the Main Building; enclosure of spaces between the Main Building and the Staff Hub and CDI buildings by erection of covered links; installation of solar photovoltaic panels and replacement of existing plant screen to the roof of the Celia Johnson building; landscaping of the car park including changes to the entrance gates and the erection of a new single storey maintenance building in the southeast corner of the car park; reconfiguration of some spaces in the Main Building over lower ground, upper ground and first floor for administration spaces, meeting spaces, pastoral spaces and toilet and locker space; landscaping works to the science courtyard and other associated works.